Study of Three Drug Treatments for a Chronic Disease             2

                               The FREQ Procedure

                   Statistics for Table 1 of Drug_B by Drug_C
                        Controlling for Drug_A=Favorable

                                 McNemar's Test
                            ------------------------
                            Statistic (S)    10.8889
                            DF                     1
                            Pr > S            0.0010


                            Simple Kappa Coefficient
                        --------------------------------
                        Kappa                    -0.0328
                        ASE                       0.1167
                        95% Lower Conf Limit     -0.2615
                        95% Upper Conf Limit      0.1960

                                Sample Size = 28


                   Statistics for Table 2 of Drug_B by Drug_C
                       Controlling for Drug_A=Unfavorable

                                McNemar's Test
                            -----------------------
                            Statistic (S)    0.4000
                            DF                    1
                            Pr > S           0.5271


                            Simple Kappa Coefficient
                        --------------------------------
                        Kappa                    -0.1538
                        ASE                       0.2230
                        95% Lower Conf Limit     -0.5909
                        95% Upper Conf Limit      0.2832

                                Sample Size = 18